React Modal Implementation Patterns

Overview

Complete guide for implementing modals using React Portal to prevent stacking context violations and ensure proper z-index hierarchy. This skill provides the correct pattern to keep headers always visible above modals.

Keywords: React Portal, createPortal, modal, AnimatePresence, framer-motion, z-index, stacking context, dark mode, backdrop

When to Use This Skill

• Creating new modal dialogs
• Fixing header blackout issues
• Implementing React Portal components
• Debugging modal stacking problems
• Adding animations to modals
• Ensuring dark mode compatibility

Critical Rule